code: def test_mutated_property(self):
      _, d = self._prepare_dict()
      with self.subTest("initial_state"):
          self.assertTrue(d.mutated)
      with self.subTest("setter"):
          d.mutated = False
          self.assertFalse(d.mutated)
  
file_path: tensorflow-upstream/tensorflow/core/function/capture/capture_container_test.py
imports: import copy
  from absl.testing import parameterized
  from tensorflow.core.function import trace_type
  from tensorflow.core.function.capture import capture_container
  from tensorflow.python.platform import test
label_desc: Use image node_id 5 for calling the MutationAwareDictTest obj's underlying member method code with example usage: obj.test_mutated_property() without return types